code: def num_sample_and_batch_size(request):
      return request.param
  
file_path: benchmark_VAE/tests/test_rhvae_sampler.py
imports: import os
  import numpy
  import pytest
  import torch
  from pythae.models import RHVAE, RHVAEConfig
  from pythae.pipelines import GenerationPipeline
  from pythae.samplers import NormalSampler, NormalSamplerConfig, RHVAESampler, RHVAESamplerConfig
label_desc: Use image node_id 5 for calling a global function with example usage: num_sample_and_batch_size(request) and returns: request